451 Group: Partly Cloudy - Blue-Sky Thinking About Cloud Computing
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Loading ...The 451 Group released a new report earlier this month on cloud computing: Partly Cloudy - Blue-Sky Thinking About Cloud Computing
So what is cloud computing? The latest buzzword for grid or utility computing? A superset of clustering or virtualization? The public network? Software as a service? A new sourcing model? The Internet for business?
‘Cloud computing’ describes a service model that combines a general organizing principle for IT delivery, infrastructure components, an architectural approach and an economic model – basically, a confluence of grid computing, virtualization, utility computing, hosting and software as a service (SaaS).
Or, put more simply, the cloud is IT, presented as a service to the user, delivered by virtualized resources that are independent of location.
This report examines cloud computing, beginning with this clear-cut definition of the technology. It then looks at the cloud computing trend – by analyzing the technology, as well as the economic models and delivery mechanisms involved – with the goal of separating the reality from the hype.
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